Three consecutive numbers that add up to a multiple of three?

Answer:
EVERY three consecutive numbers add to a multiple of 3:

Proof: numbers are n, n + 1 and n + 2. The total is 3n + 3 or 3(n + 1)

This means that for any three consecutive numbers, the total is 3 times the middle number.
First answer by Superscot85. Last edit by Superscot85. Contributor trust: 47 [recommend contributor recommended]. Question popularity: 1 [recommend question].